noun
simple interest
Financial term for interest calculated only on the principal, not on accumulated interest. Contrasts with 複利 (compound interest).
See also: 複利
単利で計算すると、利息は元本にのみかかります。
When calculated with simple interest, the interest applies only to the principal.
このローンは単利なので、複利より総返済額が少なくなります。
Since this loan uses simple interest, the total repayment amount is lower than with compound interest.